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Estimated IQs of 301 Geniuses
of the 15th - 19th Centuries by Catharine Morris Cox, PhD
 rank ordered by IQ

AssessmentPsychology.com > Assessment > IQ Scores > Genius > 301 Geniuses > More Geniuses

 

Based on Catharine Morris Cox. (1926) The early mental traits of three hundred geniuses.
 Genetic Studies of Genius (Vol. II). Stanford University Press.

Ten Highest IQs (secondarily sorted by name)

 Name

Dates

Years Lived

Nationality

Eminence

Obtained Est. IQ* Corrected Est. IQ*
 Goethe, Johann Wolfgang von 1749-1832 83 German writer 200 210
 Leibniz, Gottfried Wilhelm von 1646-1716 70 German philosopher 190 205
 Grotius, Hugo 1583-1645 62 Dutch statesman 190 200
 Wolsey, Thomas 1475-1530 55 English statesman 165 200
 Pascal, Blaise 1623-1662 39 French scientist 180 195
 Sarpi, Pietro 1552-1623 71 Italian writer 175 195
 Arnauld, Antoine 1612-1694 82 French philosopher 160 190
 Berkeley, George 1685-1753 68 Irish philosopher 175 190
 Haller, Albrecht 1708-1777 69 Swiss scientist 180 190
 Laplace, Pierre Simón 1749-1827 78 French philosopher 170 190
Ten Longest Lived (secondarily sorted by name)

 Name

Dates

Years Lived

Nationality

Eminence

Obtained Est. IQ* Corrected Est. IQ*
 Adams, John 1735-1826 91 American statesman 145 155
 Hobbes, Thomas 1588-1679 91 English philosopher 135 165
 Brougham, Henry 1778-1868 90 English statesman 170 180
 Humboldt, Alexander von 1769-1859 90 German scientist 170 185
 Michelangelo Buonarroti 1475-1564 89 Italian artist 160 180
 Newman, John Henry 1801-1890 89 English relig. leader 155 165
 Alberoni, Guilio 1664-1752 88 Italian statesman 110 145
 Wesley, John 1703-1791 88 English relig. leader 140 160
 Guizot, François 1787-1874 87 French writer 155 165
 Beza, Théodore de 1519-1605 86 Swedish relig. leader 140 165
Ten Shortest Lived (secondarily sorted by name)

 Name

Dates

Years Lived

Nationality

Eminence

Obtained Est. IQ* Corrected Est. IQ*
 Chatterton, Thomas 1752-1770 18 English writer 170 180
 Bichat, Marie François 1771-1802 31 French scientist 150 175
 Danton, Georges J. 1759-1794 35 French statesman 145 155
 Mozart, Wolfgang Amadeus 1756-1791 35 Austrian musician 155 165
 Byron, George Gordon 1788-1824 36 English writer 170 180
 Robespierre, M. Isidore de 1758-1794 36 French statesman 145 170
 Burns, Robert 1759-1796 37 Scotch writer 130 150
 Raphael Sanzio 1483-1520 37 Italian artist 150 170
 Brönte, Charlotte 1816-1855 39 English writer 155 165
 Leopardi, Glacomo 1798-1837 39 Italian writer 175 185
 

* IQ scores are based on ratings of individual case histories of the behavior and performance of 301 eminent young men and women, between 17 and  26 years of age, born 1450 to 1850, prepared from 1,500 biographical sources, reported as estimated intelligence quotients based on The Stanford Revision of the Binet-Simon Intelligence Scale, and corrected for regression to the mean. (See Genius: An Overview)

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